GENERAL KNOWLEDGE

GK

SOLAR SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The four largest moons of Jupiter were first seen in the early 1600s. Which of the following made this possible in the 1600s?
A
The United States launched a space shuttle.
B
Galileo invented the first telescope.
C
Satellites sent back the first images.
D
Jupiter’s moons decreased in size.
Explanation: 

Detailed explanation-1: -The Galilean moons were observed in either 1609 or 1610 when Galileo made improvements to his telescope, which enabled him to observe celestial bodies more distinctly than ever.

Detailed explanation-2: -ESA Science & Technology-Jupiter’s largest moons From top to bottom, the moons are Io, Europa, Ganymede and Callisto. Europa is almost the same size as Earth’s moon, while Ganymede, the largest moon in the Solar System, is larger than planet Mercury.

Detailed explanation-3: -Ganymede: Discovered on January 7, 1610, by Italian scientist Galileo Galilei.

There is 1 question to complete.